From 023af02b0b3c0643b612183f8670807b081125f4 Mon Sep 17 00:00:00 2001
From: H.G. Muller <h.g.muller@hccnet.nl>
Date: Sat, 1 Jun 2013 08:00:36 +0200
Subject: [PATCH] Add routine to check for input

---
 hachu.c |   17 +++++++++++++++++
 1 files changed, 17 insertions(+), 0 deletions(-)

diff --git a/hachu.c b/hachu.c
index 478a20b..ff5cc8f 100644
--- a/hachu.c
+++ b/hachu.c
@@ -29,8 +29,25 @@
 
 #ifdef WIN32 
 #    include <windows.h>
+     int InputWaiting()
+     {  // checks for waiting input in pipe
+	static int pipe, init;
+	static HANDLE inp;
+	DWORD cnt;
+
+	if(!init) inp = GetStdHandle(STD_INPUT_HANDLE);
+	if(!PeekNamedPipe(inp, NULL, 0, NULL, &cnt, NULL)) return 1;
+	return cnt;
+    }
 #else
 #    include <sys/time.h>
+#    include <sys/ioctl.h>
+     int InputWaiting()
+     {
+	int cnt;
+	if(ioctl(0, FIONREAD, &cnt)) return 1;
+	return cnt;
+     }
      int GetTickCount() // with thanks to Tord
      {	struct timeval t;
 	gettimeofday(&t, NULL);
-- 
1.7.0.4